Scroll:Mental Sums >> Mental Sums >> mcq (2648)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

Find the difference between 57 m and 41 m.






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2)  

Find the difference between 84 m and 21 m.






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3)  

Find the difference between 60 m and 26 m.






(                    )




4)  

Find the difference between 91 m and 20 m.






(                    )




5)  

Find the difference between 74 m and 23 m.






(                    )




6)  

Find the difference between 77 m and 45 m.






(                    )




7)  

Find the difference between 57 m and 17 m.






(                    )




8)  

Find the difference between 70 m and 44 m.






(                    )




9)  

Find the difference between 85 m and 22 m.






(                    )




10)  

Find the difference between 85 m and 42 m.






(                    )




 

1)  

Find the difference between 57 m and 41 m.





Answer: 2


SOLUTION 1 :

57 m - 41 m = 16 m

The difference is 16 m.



2)  

Find the difference between 84 m and 21 m.





Answer: 4


SOLUTION 1 :

84 m - 21 m = 63 m

The difference is 63 m.



3)  

Find the difference between 60 m and 26 m.





Answer: 3


SOLUTION 1 :

60 m - 26 m = 34 m

The difference is 34 m.



4)  

Find the difference between 91 m and 20 m.





Answer: 3


SOLUTION 1 :

91 m - 20 m = 71 m

The difference is 71 m.



5)  

Find the difference between 74 m and 23 m.





Answer: 2


SOLUTION 1 :

74 m - 23 m = 51 m

The difference is 51 m.



6)  

Find the difference between 77 m and 45 m.





Answer: 1


SOLUTION 1 :

77 m - 45 m = 32 m

The difference is 32 m.



7)  

Find the difference between 57 m and 17 m.





Answer: 3


SOLUTION 1 :

57 m - 17 m = 40 m

The difference is 40 m.



8)  

Find the difference between 70 m and 44 m.





Answer: 1


SOLUTION 1 :

70 m - 44 m = 26 m

The difference is 26 m.



9)  

Find the difference between 85 m and 22 m.





Answer: 3


SOLUTION 1 :

85 m - 22 m = 63 m

The difference is 63 m.



10)  

Find the difference between 85 m and 42 m.





Answer: 1


SOLUTION 1 :

85 m - 42 m = 43 m

The difference is 43 m.